Yoshida is the main male character of the Hige wo Soru. Soshite Joshikousei wo Hirou. series. He is an office worker in Tokyo who lives alone in his apartment. One night, after being rejected by his boss, Airi Gotou, he had a fateful encounter with a runaway high school girl named Sayu. Living alone most of his life, Yoshida grew to be a highly independent person. He is an exceptional and reliable employee who's always dedicated to his work; pulling off overtime daily and even helps lighten the load of tasks of his colleagues. He is a man of virtue. Even though he barely knew Sayu he was more than willing to let her stay at his place and felt a sense of responsibility of guiding and watching over her. He is very kind towards others which baffles almost anyone who knew him. He is also a huge gentleman. Unlike most other men, he resists firmly to temptation as seen when Sayu was initially very seductive of him and asked him to make love with her. He believes that he should only do that with a woman whom he loves and that his feelings are also being reciprocated. Because of his upright and serious nature, Yoshida is not good at dealing with women especially those who can control the flow of conversation. He only had one girlfriend throughout his life and it was a high school senpai. Yoshida openly admitted that his type is mature, older woman.